George E. Halkos Department of Economics, University of Thessaly   Korai 43 Volos, 38333 Greece   halkos@uth.gr   http://www.halkos.gr/   Biographical Sketch: Economist who has graduated from the Department of Economics (University of Athens). He holds an M.Sc in Finance and Investment and a D.Phil from the Economics Department of the University of York (England). http://www.halkos.gr/   Primary Research Focus: Statistics and Econometrics, Economic Modelling, Environmental Economics, Applied Microeconomics , Air Pollution   JEL Areas: C0 : Mathematical and Quantitative Methods: General Q5 : Environmental Economics: General